<template>
  <div class="login-container">
    <el-form
        class="login-form"
        ref="loginFromRef"
        :rules="loginRules"
        :model="loginForm"
    >
      <div class="title-container">
        <h3 class="title">{{$t('login.title')}}</h3>
        <div class="language">
          <LangSelect></LangSelect>
        </div>
      </div>

      <el-form-item prop="loginName">
        <span class="svg-container">
          <svg-icon icon="user"></svg-icon>
        </span>
        <el-input
            placeholder="username"
            v-model="loginForm.loginName"
            name="username"
            type="text"
        />
      </el-form-item>
      <el-form-item prop="password">
        <span class="svg-container">
             <svg-icon icon="password"></svg-icon>
        </span>
        <el-input
            placeholder="password"
            v-model="loginForm.password"
            name="password"
            :type="inputType ? 'password':'text'"
            @keydown.enter="handlerLogin"
        />
        <span class="show-pwd">
        <span @click="handleChangeInputType" class="svg-container">
             <svg-icon :icon="inputType ? 'eye' :'eye-open'"></svg-icon>
        </span>
        </span>
      </el-form-item>
      <el-button
          :loading="loading"
          type="primary"
          @click="handlerLogin"
          style="width: 100%; margin-bottom: 30px"
      >{{$t('login.loginBtn')}}
      </el-button>
    </el-form>
  </div>
</template>

<script setup>
import {ref} from 'vue';
import {validatePassword} from '@/views/login/rules';
import {useStore} from 'vuex';
import LangSelect from '@/components/LangSelect';
// 数据源
const loginForm = ref({
  loginName: 'admin',
  password: '123456'
});
const store = useStore();
const inputType = ref(true);
const loginFromRef = ref(null);
const loading = ref(false);
// 验证规则
const loginRules = ref({
  loginName: [{
      required: true,
      trigger: 'blur',
      message: '请输入用户名'
  }],
  password: [{
      required: true,
      trigger: 'blur',
      validator: validatePassword()
    }]
});
// 切换密码框状态
const handleChangeInputType = () => inputType.value = !inputType.value;
// 处理登录
const handlerLogin = () => {
  loginFromRef.value.validate(valid => {
    if(!valid)return;
    // 触发登录
    loading.value = true;
    store.dispatch('user/login',loginForm.value).then(()=>{
      loading.value = false;
    }).catch(()=>{
      loading.value = false;
    });
  });
};
</script>

<style lang="scss" scoped>
$bg: #2d3a4b;
$dark_gray: #889aa4;
$light_gray: #eee;
$cursor: #fff;

.login-container {
  min-height: 100%;
  width: 100%;
  background-color: $bg;
  overflow: hidden;

  .login-form {
    position: relative;
    width: 520px;
    max-width: 100%;
    padding: 160px 35px 0;
    margin: 0 auto;
    overflow: hidden;

    :deep(.el-form-item) {
      border: 1px solid rgba(255, 255, 255, 0.1);
      background: rgba(0, 0, 0, 0.1);
      border-radius: 5px;
      color: #454545;
    }

    :deep(.el-input) {
      display: inline-block;
      height: 47px;
      width: 85%;

      input {
        background: transparent;
        border: 0;
        -webkit-appearance: none;
        border-radius: 0;
        padding: 12px 5px 12px 15px;
        color: $light_gray;
        height: 47px;
        caret-color: $cursor;
      }
    }
  }

  .tips {
    font-size: 16px;
    line-height: 28px;
    color: #fff;
    margin-bottom: 10px;

    span {
      &:first-of-type {
        margin-right: 16px;
      }
    }
  }

  .svg-container {
    padding: 6px 10px 6px 10px;
    color: $dark_gray;
    vertical-align: middle;
    display: inline-block;
  }

  .title-container {
    position: relative;
    text-align: center;
    margin: 0 auto 40px auto;
    .title {
      display: inline-block;
      vertical-align: bottom;
      font-size: 26px;
      color: $light_gray;
      text-align: center;
      font-weight: bold;
    }
    :deep(.lang-select) {
      position: absolute;
      top: 4px;
      right: 0;
      background-color: white;
      font-size: 22px;
      padding: 4px;
      border-radius: 4px;
      cursor: pointer;
    }
  }

  .show-pwd {
    position: absolute;
    right: 10px;
    top: 7px;
    font-size: 16px;
    color: $dark_gray;
    cursor: pointer;
    user-select: none;
  }
}
.language{
  display: inline-block;
  vertical-align: bottom;
  margin-left: 20px;
  :deep(.svg-icon){
    font-size: 20px;
  }
}
</style>
